#include <stdio.h>
#include "myAdd.h"
#include "myDiv.h"
#include "myMul.h"
#include "mySub.h"



int main()
{
    int a = 20, b = 2;
    printf("add(a,b) = %d\n", add(a,b));
    printf("sub(a,b) = %d\n", sub(a,b));
    printf("div(a,b) = %d\n", div(a,b));
    printf("mul(a,b) = %d\n", mul(a,b));

    return 0;
}